Coupling assembly



FIG. 1 is an upper left perspective view of a coupling assembly shown in a position of use, coupling a first pipe to a second pipe, an upper right perspective view being the same;

FIG. 2 is a lower left perspective view of FIG. 1, a lower right perspective view being the same;

FIG. 3 is a front elevation view of FIG. 1, a rear elevation view being the same;

FIG. 4 is a left side elevation view of FIG. 1, a right side elevation view being the same;

FIG. 5 is an exploded perspective view of FIG. 1;

FIG. 6 is cross-section view of a first half of FIG. 1 taken along lines 6-6 of FIG. 1, other half cross-sections being mirror images thereof;

FIG. 7 is an upper left perspective view of a coupling assembly, an upper right perspective view being the same;

FIG. 8 is a lower left perspective view of FIG. 7, a lower right perspective view being the same;

FIG. 9 is a front elevation view of FIG. 7, a rear elevation view being the same;

FIG. 10 is a left side elevation view of FIG. 7, a right side elevation view being the same;

FIG. 11 is an exploded perspective view of FIG. 7; and,

FIG. 12 is cross-section view of a first half of FIG. 7 taken along lines 12-12 of FIG. 7, other half cross-sections being mirror images thereof. 

CLAIM The ornamental design for a coupling assembly, as shown and described. 